You can export your workouts one by one in .GPX or .TCX file format from the website.
To export a workout login on www.endomondo.com and select the workout you want to export from your workout history.
Click the ⬇︎ next to the Twitter icon above the workout map and click Export.
Select your preferred file format(.TCX or .GPX) and click export.
The exported file will be saved in the downloads folder on your laptop.